Fatal error: Uncaught Error: Class "Symfony\Bundle\SecurityBundle\Security\FirewallContext" not found in /home/marcgron/www/SSA/v2/vendor/symfony/security-bundle/Security/LazyFirewallContext.php:27 Stack trace: #0 {main} thrown in /home/marcgron/www/SSA/v2/vendor/symfony/security-bundle/Security/LazyFirewallContext.php on line 27